Watch case



FIG. 1 is a perspective view of the watch case showing my new design;

FIG. 2 is a top view thereof;

FIG. 3 right side view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a front view thereof; and,

FIG. 7 is a rear view thereof.

I claim the ornamental design for a watch case, as shown and described.